Hello and Welcome to Ubuntu Forums,
Originally Posted by charitosha
I have installed Xubuntu 12.04.3 on HP Mini with VIA CPU with 512MB RAM and the machine worked liked a charm.
With 1GB RAM, I strongly suggest to use different flavours either Xubuntu 12.04.3 LTS (or 13.10) or even lighter Lubuntu 13.10.
It could be a corrupted image (ISO). Have you checked: https://help.ubuntu.com/community/HowToMD5SUM to the ISO you downloaded?
What version of UNetbootin are you using? I had some problems with a previous version.
While on the Live Session, what is the output of:
You should see something similar to:
sudo lshw -C display
description: VGA compatible controller
product: 2nd Generation Core Processor Family Integrated Graphics Controller
vendor: Intel Corporation
physical id: 2
bus info: pci@0000:00:02.0
width: 64 bits
capabilities: msi pm vga_controller bus_master cap_list rom
configuration: driver=i915 latency=0
resources: irq:42 memory:d0000000-d03fffff memory:c0000000-cfffffff ioport:3000(size=64)